What does Texas HB4377 do?
HB4377 mandates the retroactive destruction of all genetic material and deletion of genetic information collected under contract with the Department of Family and Protective Services (DFPS) for paternity testing. This legislation strictly impacts laboratories, data storage vendors, and diagnostic providers, requiring a complete purge of historical biological samples and raw genetic data by January 1, 2026, while permitting the retention of the final paternity result. Implementation Timeline Effective Date: September 1, 2025 Compliance Deadline: January 1, 2026 (Hard deadline for the destruction of all historical samples and deletion of data).